MANUAL Location - Area: Val di Taro , magnitude (ML): 1.5
2025-10-10 22:56:26 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2025-10-11 09:15:43

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Earthquake info - Manual location
Event - ID :251010225601
Magnitude (ML) :1.5 +/- 0.2
Origin Time :2025-10-10 22:56:26.437 (UTC)
Location : Latitude: 44.502 N, Longitude: 9.585 E
Area :Val di Taro
Depth (km) :9.88
Distances (km) : 3.5 --- Bedonia
3.6 --- Tornolo
6.1 --- Compiano
11.0 --- Albareto
11.9 --- Santo Stefano d Aveto
13.8 --- Varese Ligure
14.5 --- Borgo Val di Taro
16.0 --- Rezzoaglio
17.4 --- Ferriere
18.0 --- Borzonasca
18.4 --- Bardi
18.7 --- Maissana
21.0 --- Mezzanego
21.8 --- Zeri
22.8 --- Fontanigorda
22.9 --- Ne
23.6 --- Farini
24.2 --- Ottone
24.2 --- Sesta Godano
24.7 --- Valmozzola

Quality location estimate: Erh: 1.3 km, Erz: 1.2 km, Nf: 34, Gap: 139 °, Rms: 0.24


Manual location results
Station Net P arrival time P pick
err		 P pick
weight		 P res Nll
weight		 S arrival time S pick
err		 S pick
weight		 S res Nll
weight		 Dist.
VRLIT2025-10-10 22:56:29.8430.02000.211.352025-10-10 22:56:32.2890.04000.251.2716.1
BVTIT2025-10-10 22:56:30.1120.02000.031.692025-10-10 22:56:32.7660.0400-0.021.6416.8
MSSAIV2025-10-10 22:56:30.9800.0110-0.011.742025-10-10 22:56:34.4100.0661-0.091.3823.9
GORRGU2025-10-10 22:56:31.3600.0211-0.380.682025-10-10 22:56:35.0740.0400-0.860.0828.0
CARIT2025-10-10 22:56:31.9940.0200-0.031.662025-10-10 22:56:36.3980.04000.171.4630.3
TGLIT2025-10-10 22:56:32.5590.0200-0.390.672025-10-10 22:56:36.7510.0400-1.130.0535.2
GRAMGU2025-10-10 22:56:34.2500.02000.560.472025-10-10 22:56:40.1500.23061.310.1039.6
GENLGU2025-10-10 22:56:36.7930.02001.460.062025-10-10 22:56:41.8640.04000.091.5151.0
RNCAGU2025-10-10 22:56:35.9800.02610.660.322025-10-10 22:56:41.7200.16050.011.3851.4
GNVIT2025-10-10 22:56:35.9450.02000.261.242025-10-10 22:56:42.3980.04000.061.5153.4
PLMAIV2025-10-10 22:56:36.0000.0592-0.310.802025-10-10 22:56:43.5760.0400-0.211.0855.5
EQUIGU2025-10-10 22:56:37.5400.02000.470.642025-10-10 22:56:44.9690.04000.161.4059.5
SARMGU2025-10-10 22:56:39.6210.0200-0.211.042025-10-10 22:56:49.8070.04000.131.3474.7
PCPGU2025-10-10 22:56:41.2310.02000.940.092025-10-10 22:56:50.2290.04000.121.3383.2
QLNOIV2025-10-10 22:56:43.7700.05120.410.872025-10-10 22:56:55.1400.3607-0.470.66100.9
ROROGU2025-10-10 22:56:47.1910.02000.031.412025-10-10 22:57:01.9370.0400-0.001.13128.7


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.		 Dist. (km) Azimuth
BVT ITHN1.651.61e+016.876
MSSA IVHH1.303.76e-123.9195
GORR GUHH1.454.03e-128.0297
CAR ITHN1.655.48e-130.3174
TGL ITHN1.442.54e-135.2276
GRAM GUHH1.121.74e-139.692
GENL GUEH1.692.15e-151.0258
RNCA GUHH1.782.59e-151.4266
GNV ITHG1.712.05e-153.4262
PLMA IVHH1.481.09e-155.5157
SARM GUEH1.102.94e-274.7118
PCP GUHH1.252.97e-283.2273
QLNO IVHH1.472.88e-2100.9259
RORO GUHH1.551.89e-2128.7251


Results of PGA, PGV, IH, spectral amplitudes (SA) values calculation
Station Net Channel PGA
(g)		 PGV
(m/s)		 IH 0*
(m)		 IH 1*
(m)		 IH 2*
(m)		 Sa(T=0.10)
(g)		 Sa(T=0.30)
(g)		 Sa(T=1.00)
(g)		 Sa(T=3.00)
(g)		 Dist.
(km)		 Azim.
(°)
BVT ITHNZ3.5592e-54.1007e-63.2563e-61.7208e-67.0693e-74.5354e-52.4534e-57.7852e-71.1687e-716.876
BVT ITHNN8.1495e-52.1137e-51.2169e-53.3024e-61.7508e-62.1661e-47.3054e-52.7238e-65.1839e-716.876
BVT ITHNE5.6728e-51.5246e-51.1003e-56.8023e-63.4008e-61.0194e-45.3991e-54.1290e-64.7346e-716.876
MSSA IVHHZ2.4581e-53.2362e-62.1191e-66.9704e-73.4155e-78.3479e-57.4057e-65.0707e-78.1665e-823.9195
MSSA IVHHN2.8274e-55.7307e-63.4692e-61.1733e-66.1922e-78.3917e-51.2911e-58.5898e-71.4088e-723.9195
MSSA IVHHE2.3913e-54.7884e-62.5986e-69.0666e-74.7037e-76.5163e-58.3934e-66.3694e-79.9137e-823.9195
GORR GUHHZ1.6810e-52.4722e-61.6868e-65.6656e-72.2511e-73.7545e-58.9274e-62.9085e-75.6496e-828.0297
GORR GUHHN2.9533e-56.9086e-63.4723e-61.0694e-65.3500e-79.3147e-51.7671e-57.9763e-71.5079e-728.0297
GORR GUHHE2.0891e-53.6269e-62.2425e-66.9438e-73.4956e-74.6598e-51.1958e-55.0369e-78.0358e-828.0297
CAR ITHNZ2.0695e-53.4748e-62.5234e-68.5234e-73.7574e-75.5182e-51.2194e-55.4853e-78.7953e-830.3174
CAR ITHNN3.4841e-55.9794e-63.5613e-61.0494e-65.2919e-71.3229e-41.7231e-58.0729e-71.5075e-730.3174
CAR ITHNE3.8736e-56.5484e-64.6184e-61.9454e-69.6172e-78.4468e-52.8209e-51.3623e-61.8179e-730.3174
TGL ITHNZ1.0385e-51.6141e-61.0957e-67.5734e-75.0832e-71.8288e-57.0068e-66.8364e-75.8615e-835.2276
TGL ITHNN1.2237e-53.0891e-62.1945e-67.3571e-73.2496e-72.6896e-51.3379e-54.6564e-77.0888e-835.2276
TGL ITHNE1.3543e-52.6837e-62.3310e-67.8514e-73.5664e-73.0649e-51.5678e-55.3073e-78.7210e-835.2276
GRAM GUHHZ6.6175e-61.0461e-67.1917e-72.9551e-71.5842e-79.6507e-63.1908e-62.5471e-72.2399e-839.692
GRAM GUHHN7.4988e-62.1026e-61.4963e-65.2084e-72.0863e-72.0935e-51.0236e-53.0994e-74.7556e-839.692
GRAM GUHHE6.9875e-61.6455e-61.6025e-65.8619e-72.3567e-71.6032e-58.5270e-63.2089e-74.4863e-839.692
GENL GUEHZ1.3341e-51.7681e-61.3080e-63.7408e-72.0223e-72.5013e-54.8353e-62.9975e-75.2961e-851.0258
GENL GUEHN1.6849e-53.0497e-61.7521e-68.2382e-74.1189e-75.9425e-57.1051e-64.3260e-77.5008e-851.0258
GENL GUEHE1.2527e-52.7942e-61.8357e-65.1025e-72.7279e-74.4090e-57.2061e-64.1202e-76.4548e-851.0258
RNCA GUHHZ1.0402e-52.0932e-61.3189e-62.7419e-71.3682e-72.6277e-56.6062e-62.3081e-74.9189e-851.4266
RNCA GUHHN8.0243e-61.4589e-61.0321e-63.1823e-71.5166e-72.1121e-57.9923e-62.2265e-73.3673e-851.4266
RNCA GUHHE1.8584e-54.4126e-62.5413e-65.2957e-72.7603e-75.1938e-51.2405e-54.5541e-79.9999e-851.4266
GNV ITHGZ8.3430e-61.7141e-69.4777e-73.6541e-71.8615e-72.9086e-52.7155e-62.3339e-73.6560e-853.4262
GNV ITHGN1.6083e-53.2525e-61.7663e-69.1484e-74.5485e-75.0843e-59.4487e-66.1464e-76.5797e-853.4262
GNV ITHGE1.3596e-52.2986e-61.7653e-65.1528e-72.3015e-75.6858e-55.2269e-62.8669e-75.4795e-853.4262
PLMA IVHHZ6.9338e-61.2001e-68.1826e-72.8122e-71.6234e-72.0797e-54.3439e-62.7352e-73.7237e-855.5157
PLMA IVHHN8.4107e-61.9597e-69.3706e-72.6723e-71.5730e-72.7389e-54.7954e-62.3277e-73.6745e-855.5157
PLMA IVHHE9.3716e-61.3301e-68.6531e-72.4722e-71.2286e-71.5808e-53.7281e-61.7088e-73.1226e-855.5157
EQUI GUHHZ2.3638e-62.7677e-71.7011e-78.1040e-83.9914e-83.5112e-67.3750e-74.6833e-87.2373e-959.5129
EQUI GUHHN1.7834e-63.0347e-72.2150e-71.0430e-74.6320e-86.0615e-61.2937e-66.1473e-87.0582e-959.5129
EQUI GUHHE2.3247e-63.5663e-72.5489e-79.1234e-84.6653e-84.9499e-61.2212e-65.9502e-89.3880e-959.5129
SARM GUEHZ8.1824e-71.6366e-71.3705e-74.2618e-82.0581e-82.2106e-69.4434e-72.7278e-84.7110e-974.7118
SARM GUEHN8.8675e-72.2875e-72.4847e-71.2572e-75.3996e-83.2430e-61.2209e-66.4194e-86.6946e-974.7118
SARM GUEHE8.7684e-72.0406e-71.7990e-79.6318e-83.4300e-82.0936e-61.1308e-64.5930e-85.3881e-974.7118
PCP GUHHZ1.1161e-62.5128e-71.8991e-71.0043e-74.3544e-84.6220e-61.1118e-65.7445e-86.7552e-983.2273
PCP GUHHN1.5972e-64.2947e-72.7193e-71.1964e-75.1064e-84.3820e-62.2441e-66.0479e-88.4209e-983.2273
PCP GUHHE1.5571e-63.2613e-72.1618e-78.3186e-83.6904e-86.9570e-66.8368e-74.7118e-87.6174e-983.2273
QLNO IVHHZ6.6195e-71.5795e-71.4591e-76.2332e-82.8756e-82.6008e-68.5178e-74.1528e-85.5572e-9100.9259
QLNO IVHHN1.3645e-63.9719e-72.6095e-78.8752e-84.0146e-83.2430e-61.4122e-65.9080e-89.7967e-9100.9259
QLNO IVHHE1.1548e-62.8347e-72.5175e-79.9925e-84.2023e-82.9768e-61.2337e-65.5646e-87.6588e-9100.9259
RORO GUHHZ1.0390e-61.9459e-71.2285e-77.1915e-82.3886e-82.8691e-65.5674e-73.3270e-85.0990e-9128.7251
RORO GUHHN1.1793e-62.7433e-71.7967e-76.0177e-82.7946e-83.5210e-68.8104e-74.4353e-85.8941e-9128.7251
RORO GUHHE1.3369e-62.6350e-71.5898e-75.0962e-82.3123e-83.6862e-66.1370e-73.5822e-86.7768e-9128.7251
*IH (Housner Intensity) calculated on the velocity spectrum (SV) between 0.1 and 0.5 s (IH0), 0.1 and 1.0 s (IH1), 0.1 and 1.5 s (IH2)

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